OpenTechnical

OT-2026-000065963

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000065963) never changes.

Identity and time

Publication numberOT-2026-000065963 · never reused
Internal UUID01a0ae8e-8dc2-7251-9d35-0abf317fb1fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065963
StatusPUBLIC

Content hashes

Canonical textf6a35f14257c7e15c5e006bc4dc8d54b79caf3f5b2ee6b6298e75198c658d9f8
Markdownb538c65df2de322ceed43b9a936703d10829a119e7835287d8256a4a287d4759
PDF
Publication pagef5ce594d5707fe996588db9b2bd682500b49d3a38186ee1e37ec26d2021a985f
Manifest888e9f5fd556319c83bd5c17ddd9b547ce255494cea75c84cce787dcfd5dcec2

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureDbjUaQko8Weu0rGA6j8GzzSHbOmNTnT9Gn3nnyRvSA2eq6Ueb/LQQIO6juEpXuN17YDOitzFdNclTQ4hKSJkDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T08:50:26.683586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065963
observed f5ce594d5707fe996588db9b2bd68250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:26.663054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065963/manifest.json
observed 888e9f5fd556319c83bd5c17ddd9b547...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:26.643688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065963/publication.md
observed b538c65df2de322ceed43b9a936703d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:26.623213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065963/publication.txt
observed f6a35f14257c7e15c5e006bc4dc8d54b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.